Home / 646,032.64-891,554.40-359,571.04

Finding the Fourth Proportional to 646,032.64, 891,554.40 and 359,571.04

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Solution

The fourth proportional to 646,032.64, 891,554.40 and 359,571.04 is: 496,224.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,032.64 : 891,554.40 = 359,571.04 : x
  2. Step 2: Convert to fraction form
    646,032.64/891,554.40 = 359,571.04/x
  3. Step 3: Cross multiply
    646,032.64x = 891,554.40 × 359,571.04
  4. Step 4: Simplify right side
    646,032.64x = 320,577,142,824.58
  5. Step 5: Solve for x
    x = 320,577,142,824.58/646,032.64
  6. Step 6: Final answer
    x = 496,224.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.